Non-rising stem
Size: DN50-DN600mm
Standard: BS5163
Face to face dimension: BS5163/ISO5752 3 series
Flange drilling: BS4504/EN1092
Body/Bonnet material: Ductile iron or Cast iron
Handwheel/Wrench nut operation
External and internal epoxy powder coated
Source: https://www.jonloovalves.com/bs5163-5150-cast-iron-ductile-iron-gate-valve-non-rising-stem.html
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